// Copyright (c) 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "content/renderer/media/webrtc/rtc_stats.h"

#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/webrtc/api/stats/rtcstats_objects.h"
#include "third_party/webrtc/api/stats/rtcstatsreport.h"
#include "third_party/webrtc/stats/test/rtcteststats.h"

namespace content {

TEST(RTCStatsTest, OnlyIncludeWhitelistedStats_GetStats)
{
    const char* not_whitelisted_id = "NotWhitelistedId";
    const char* whitelisted_id = "WhitelistedId";

    rtc::scoped_refptr<webrtc::RTCStatsReport> webrtc_report = webrtc::RTCStatsReport::Create(42);
    webrtc_report->AddStats(std::unique_ptr<webrtc::RTCTestStats>(
        new webrtc::RTCTestStats(not_whitelisted_id, 42)));
    webrtc_report->AddStats(std::unique_ptr<webrtc::RTCPeerConnectionStats>(
        new webrtc::RTCPeerConnectionStats(whitelisted_id, 42)));

    RTCStatsReport report(webrtc_report.get());
    EXPECT_FALSE(report.getStats(blink::WebString::fromUTF8(not_whitelisted_id)));
    EXPECT_TRUE(report.getStats(blink::WebString::fromUTF8(whitelisted_id)));
}

TEST(RTCStatsTest, OnlyIncludeWhitelistedStats_Iteration)
{
    const char* not_whitelisted_id = "NotWhitelistedId";
    const char* whitelisted_id = "WhitelistedId";

    rtc::scoped_refptr<webrtc::RTCStatsReport> webrtc_report = webrtc::RTCStatsReport::Create(42);
    webrtc_report->AddStats(std::unique_ptr<webrtc::RTCTestStats>(
        new webrtc::RTCTestStats(not_whitelisted_id, 42)));
    webrtc_report->AddStats(std::unique_ptr<webrtc::RTCPeerConnectionStats>(
        new webrtc::RTCPeerConnectionStats(whitelisted_id, 42)));

    RTCStatsReport report(webrtc_report.get());
    std::unique_ptr<blink::WebRTCStats> stats = report.next();
    EXPECT_TRUE(stats);
    EXPECT_EQ(stats->id(), whitelisted_id);
    EXPECT_FALSE(report.next());
}

} // namespace content
